On Thu, Oct 13, 2016 at 07:06:50AM +0200, John Darrington wrote:
> I think that this should be a configuration item in the service, so that the
> user can decide whether to have it or not.  I don't think we should force it
> on the user.   Some applications break if the clock makes large jumps.

I agree. This is really something that the system administrator should
evaluate and fix on a case-by-case basis.
  
> The ntpd authors decided that the default behaviour is not to make large jumps
> so I think we should respect that unless there is a good reason to do otherwise.
> So I think this should be configurable in /etc/config.scm and the default should
> be not to use -g

For me, I have to do this so rarely (and never on the machines I
currently use) that I am fine with having to run `ntpd -g ...` by hand.

So, if we want to make this configurable in the OS configuration,
volunteers are welcome to work on it :)